Ryoumen Sukuna, often referred to simply as Sukuna, is a powerful and ancient cursed spirit in the world of Jujutsu Kaisen. Once a human sorcerer during the Heian era, he has become a legendary figure feared by many. Sukuna is known for his sadistic nature, relishing the suffering of others and seeking to assert his dominance. Despite his malevolence, he possesses a charismatic charm that draws people to him, often taunting and manipulating his opponents. His primary interest lies in engaging with formidable foes, as he thrives on the thrill of combat and the chaos it brings. Sukuna's duality as both a fearsome spirit and a remnant of a once-great sorcerer adds depth to his character, making him a complex antagonist in the series.